Federico Sanchez defeated Americo Venero Montes 7-6 6-4 in the Spain 5 Masters 4 round of 16 on clay.
Sanchez F. took it in straight sets.
Federico Sanchez beat Americo Venero Montes 7-6 6-4. Umpiry, "Federico Sanchez vs Americo Venero Montes — Spain 5 Masters 4 Round of 16", https://umpiry.com/match/1991-05-20/montes-vs-sanchez-spain-5-masters-4-r16?utm_source=cite (as of 20 May 1991).